... -off alarm, alarm limit can be set;4. Automatic Power-off within 3 minutes;5. Battery capacity indicator.Applications:Pulse ... main unit 1 pieceAdult finger SpO2 sensor 1 pieceUSB Power Cable 1 pieceExternal USB charger 1 pieceThe operator's ... SpO2, PR, Pulse strengthPatient range: Adult, pediatriSignal sockets: SpO2 socket,USD power cable socketDisplay screenSpO2 display: 3-digit and 7-segment red ...